public void Requests_matched_events_be_written_to_index()
{
var query = new ProjectionStreamQuery(new DomainEventPredicate(typeof(TestEvent)));
var writer = CreateTestProbe();
var props = ProjectionStream.CreateProps(query, CreateWorkingReader(), writer, new GlobalOptions());
var ps = Sys.ActorOf(props);
ps.Tell(MockPersistedEvent.Create(new object(), 1));
ps.Tell(MockPersistedEvent.Create(new TestEvent(), 2));
ps.Tell(MockPersistedEvent.Create(new object(), 3));
ps.Tell(MockPersistedEvent.Create(new TestEvent(), 4));
ps.Tell(MockPersistedEvent.Create(new object(), 5));
writer.ExpectMsg <ProjectionIndexPersistenceRequest>(m => m.ProjectionStream.Equals(query.ProjectionStream) && m.ProjectionStreamSequence == 1 && m.GlobalSequence == 2);
writer.ExpectMsg <ProjectionIndexPersistenceRequest>(m => m.ProjectionStream.Equals(query.ProjectionStream) && m.ProjectionStreamSequence == 2 && m.GlobalSequence == 4);
writer.ExpectNoMsg(TimeSpan.FromMilliseconds(500));
}
IActorRef CreateWorkingReader(int eventCount = 0)
{
return(Sys.ActorOf(conf =>
{
conf.Receive <ReadProjectionCheckpointRequest>((r, ctx) =>
{
ctx.Sender.Tell(new ReadProjectionCheckpointResponse(r.RequestID, eventCount));
});
conf.Receive <ReadRequest>((r, ctx) =>
{
for (var i = 0; i < eventCount; i++)
{
var domainEvent = new TestEvent();
var e = MockPersistedEvent.Create(new TestEvent(), i + 1);
ctx.Sender.Tell(new ReadResponse(r.RequestID, e));
}
ctx.Sender.Tell(new ReadFinished(r.RequestID));
});
}));
}
public void Publishes_events_from_eventstream_to_subscribers()
{
var reader = CreateWorkingReader();
var query = new ProjectionStreamQuery(new DomainEventPredicate(typeof(TestEvent)));
var props = ProjectionStream.CreateProps(query, reader, ActorRefs.Nobody, new GlobalOptions());
var ps = Sys.ActorOf(props);
var subscriber = Sys.ActorOf(conf =>
{
conf.Receive <ProjectionReplayFinished>((r, ctx) => { });
conf.ReceiveAny((o, ctx) => TestActor.Forward(o));
});
// subscribe
ps.Tell(new ProjectionSubscriptionRequest(query, 0), subscriber);
//publish to event stream
var e = MockPersistedEvent.Create(new TestEvent());
Sys.EventStream.Publish(e);
// expects the domain event to be the same
ExpectMsg <IPersistedStreamEvent>(m => m.DomainEvent == e.DomainEvent, TimeSpan.FromSeconds(15));
}
public void Subscribers_that_received_RebuildProjection_need_to_resubscribe_to_receive_messages()
{
var reader = CreateWorkingReader();
var query = new ProjectionStreamQuery(new DomainEventPredicate(typeof(TestEvent)));
var props = ProjectionStream.CreateProps(query, reader, ActorRefs.Nobody, new GlobalOptions());
var ps = Sys.ActorOf(props);
var subscriber = Sys.ActorOf(conf =>
{
conf.Receive <RebuildProjection>((r, ctx) => { });
conf.ReceiveAny((o, ctx) => TestActor.Forward(o));
});
// subscribe with invalid sequence
ps.Tell(new ProjectionSubscriptionRequest(query, 10), subscriber);
//publish to event stream
var e = MockPersistedEvent.Create(new TestEvent());
Sys.EventStream.Publish(e);
// expects the domain event to be the same
ExpectNoMsg(TimeSpan.FromSeconds(1));
}
